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drm/amdgpu: delete pp_enable in adev
[linux.git] / drivers / gpu / drm / amd / amdgpu / amdgpu_powerplay.c
1 /*
2  * Copyright 2015 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25 #include "atom.h"
26 #include "amdgpu.h"
27 #include "amd_shared.h"
28 #include <linux/module.h>
29 #include <linux/moduleparam.h>
30 #include "amdgpu_pm.h"
31 #include <drm/amdgpu_drm.h>
32 #include "amdgpu_powerplay.h"
33 #include "si_dpm.h"
34 #include "cik_dpm.h"
35 #include "vi_dpm.h"
36
37 static int amdgpu_create_pp_handle(struct amdgpu_device *adev)
38 {
39         struct amd_pp_init pp_init;
40         struct amd_powerplay *amd_pp;
41         int ret;
42
43         amd_pp = &(adev->powerplay);
44         pp_init.chip_family = adev->family;
45         pp_init.chip_id = adev->asic_type;
46         pp_init.pm_en = (amdgpu_dpm != 0 && !amdgpu_sriov_vf(adev)) ? true : false;
47         pp_init.feature_mask = amdgpu_pp_feature_mask;
48         pp_init.device = amd_pp->cgs_device;
49         ret = amd_powerplay_create(&pp_init, &(amd_pp->pp_handle));
50         if (ret)
51                 return -EINVAL;
52         return 0;
53 }
54
55 static int amdgpu_pp_early_init(void *handle)
56 {
57         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
58         struct amd_powerplay *amd_pp;
59         int ret = 0;
60
61         amd_pp = &(adev->powerplay);
62         amd_pp->pp_handle = (void *)adev;
63
64         switch (adev->asic_type) {
65         case CHIP_POLARIS11:
66         case CHIP_POLARIS10:
67         case CHIP_POLARIS12:
68         case CHIP_TONGA:
69         case CHIP_FIJI:
70         case CHIP_TOPAZ:
71         case CHIP_CARRIZO:
72         case CHIP_STONEY:
73         case CHIP_VEGA10:
74         case CHIP_RAVEN:
75                 amd_pp->cgs_device = amdgpu_cgs_create_device(adev);
76                 if (amdgpu_create_pp_handle(adev))
77                         return -EINVAL;
78                 amd_pp->ip_funcs = &pp_ip_funcs;
79                 amd_pp->pp_funcs = &pp_dpm_funcs;
80                 break;
81         /* These chips don't have powerplay implemenations */
82 #ifdef CONFIG_DRM_AMDGPU_SI
83         case CHIP_TAHITI:
84         case CHIP_PITCAIRN:
85         case CHIP_VERDE:
86         case CHIP_OLAND:
87         case CHIP_HAINAN:
88                 amd_pp->ip_funcs = &si_dpm_ip_funcs;
89                 amd_pp->pp_funcs = &si_dpm_funcs;
90         break;
91 #endif
92 #ifdef CONFIG_DRM_AMDGPU_CIK
93         case CHIP_BONAIRE:
94         case CHIP_HAWAII:
95                 if (amdgpu_dpm == -1) {
96                         amd_pp->ip_funcs = &ci_dpm_ip_funcs;
97                         amd_pp->pp_funcs = &ci_dpm_funcs;
98                 } else {
99                         amd_pp->cgs_device = amdgpu_cgs_create_device(adev);
100                         if (amdgpu_create_pp_handle(adev))
101                                 return -EINVAL;
102                         amd_pp->ip_funcs = &pp_ip_funcs;
103                         amd_pp->pp_funcs = &pp_dpm_funcs;
104                 }
105                 break;
106         case CHIP_KABINI:
107         case CHIP_MULLINS:
108         case CHIP_KAVERI:
109                 amd_pp->ip_funcs = &kv_dpm_ip_funcs;
110                 amd_pp->pp_funcs = &kv_dpm_funcs;
111                 break;
112 #endif
113         default:
114                 ret = -EINVAL;
115                 break;
116         }
117
118         if (adev->powerplay.ip_funcs->early_init)
119                 ret = adev->powerplay.ip_funcs->early_init(
120                                         adev->powerplay.pp_handle);
121
122         if (ret == PP_DPM_DISABLED) {
123                 adev->pm.dpm_enabled = false;
124                 return 0;
125         }
126         return ret;
127 }
128
129
130 static int amdgpu_pp_late_init(void *handle)
131 {
132         int ret = 0;
133         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
134
135         if (adev->powerplay.ip_funcs->late_init)
136                 ret = adev->powerplay.ip_funcs->late_init(
137                                         adev->powerplay.pp_handle);
138
139         return ret;
140 }
141
142 static int amdgpu_pp_sw_init(void *handle)
143 {
144         int ret = 0;
145         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
146
147         if (adev->powerplay.ip_funcs->sw_init)
148                 ret = adev->powerplay.ip_funcs->sw_init(
149                                         adev->powerplay.pp_handle);
150
151         return ret;
152 }
153
154 static int amdgpu_pp_sw_fini(void *handle)
155 {
156         int ret = 0;
157         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
158
159         if (adev->powerplay.ip_funcs->sw_fini)
160                 ret = adev->powerplay.ip_funcs->sw_fini(
161                                         adev->powerplay.pp_handle);
162         if (ret)
163                 return ret;
164
165         return ret;
166 }
167
168 static int amdgpu_pp_hw_init(void *handle)
169 {
170         int ret = 0;
171         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
172
173
174         if (adev->powerplay.ip_funcs->hw_init)
175                 ret = adev->powerplay.ip_funcs->hw_init(
176                                         adev->powerplay.pp_handle);
177
178         if (ret == PP_DPM_DISABLED) {
179                 adev->pm.dpm_enabled = false;
180                 return 0;
181         }
182
183         if ((amdgpu_dpm != 0) && !amdgpu_sriov_vf(adev))
184                 adev->pm.dpm_enabled = true;
185
186         return ret;
187 }
188
189 static int amdgpu_pp_hw_fini(void *handle)
190 {
191         int ret = 0;
192         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
193
194         if (adev->powerplay.ip_funcs->hw_fini)
195                 ret = adev->powerplay.ip_funcs->hw_fini(
196                                         adev->powerplay.pp_handle);
197
198         return ret;
199 }
200
201 static void amdgpu_pp_late_fini(void *handle)
202 {
203         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
204
205         if (adev->powerplay.ip_funcs->late_fini)
206                 adev->powerplay.ip_funcs->late_fini(
207                           adev->powerplay.pp_handle);
208
209
210         if (adev->powerplay.cgs_device) {
211                 amd_powerplay_destroy(adev->powerplay.pp_handle);
212                 amdgpu_cgs_destroy_device(adev->powerplay.cgs_device);
213         }
214 }
215
216 static int amdgpu_pp_suspend(void *handle)
217 {
218         int ret = 0;
219         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
220
221         if (adev->powerplay.ip_funcs->suspend)
222                 ret = adev->powerplay.ip_funcs->suspend(
223                                          adev->powerplay.pp_handle);
224         return ret;
225 }
226
227 static int amdgpu_pp_resume(void *handle)
228 {
229         int ret = 0;
230         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
231
232         if (adev->powerplay.ip_funcs->resume)
233                 ret = adev->powerplay.ip_funcs->resume(
234                                         adev->powerplay.pp_handle);
235         return ret;
236 }
237
238 static int amdgpu_pp_set_clockgating_state(void *handle,
239                                         enum amd_clockgating_state state)
240 {
241         int ret = 0;
242         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
243
244         if (adev->powerplay.ip_funcs->set_clockgating_state)
245                 ret = adev->powerplay.ip_funcs->set_clockgating_state(
246                                 adev->powerplay.pp_handle, state);
247         return ret;
248 }
249
250 static int amdgpu_pp_set_powergating_state(void *handle,
251                                         enum amd_powergating_state state)
252 {
253         int ret = 0;
254         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
255
256         if (adev->powerplay.ip_funcs->set_powergating_state)
257                 ret = adev->powerplay.ip_funcs->set_powergating_state(
258                                  adev->powerplay.pp_handle, state);
259         return ret;
260 }
261
262
263 static bool amdgpu_pp_is_idle(void *handle)
264 {
265         bool ret = true;
266         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
267
268         if (adev->powerplay.ip_funcs->is_idle)
269                 ret = adev->powerplay.ip_funcs->is_idle(
270                                         adev->powerplay.pp_handle);
271         return ret;
272 }
273
274 static int amdgpu_pp_wait_for_idle(void *handle)
275 {
276         int ret = 0;
277         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
278
279         if (adev->powerplay.ip_funcs->wait_for_idle)
280                 ret = adev->powerplay.ip_funcs->wait_for_idle(
281                                         adev->powerplay.pp_handle);
282         return ret;
283 }
284
285 static int amdgpu_pp_soft_reset(void *handle)
286 {
287         int ret = 0;
288         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
289
290         if (adev->powerplay.ip_funcs->soft_reset)
291                 ret = adev->powerplay.ip_funcs->soft_reset(
292                                         adev->powerplay.pp_handle);
293         return ret;
294 }
295
296 static const struct amd_ip_funcs amdgpu_pp_ip_funcs = {
297         .name = "amdgpu_powerplay",
298         .early_init = amdgpu_pp_early_init,
299         .late_init = amdgpu_pp_late_init,
300         .sw_init = amdgpu_pp_sw_init,
301         .sw_fini = amdgpu_pp_sw_fini,
302         .hw_init = amdgpu_pp_hw_init,
303         .hw_fini = amdgpu_pp_hw_fini,
304         .late_fini = amdgpu_pp_late_fini,
305         .suspend = amdgpu_pp_suspend,
306         .resume = amdgpu_pp_resume,
307         .is_idle = amdgpu_pp_is_idle,
308         .wait_for_idle = amdgpu_pp_wait_for_idle,
309         .soft_reset = amdgpu_pp_soft_reset,
310         .set_clockgating_state = amdgpu_pp_set_clockgating_state,
311         .set_powergating_state = amdgpu_pp_set_powergating_state,
312 };
313
314 const struct amdgpu_ip_block_version amdgpu_pp_ip_block =
315 {
316         .type = AMD_IP_BLOCK_TYPE_SMC,
317         .major = 1,
318         .minor = 0,
319         .rev = 0,
320         .funcs = &amdgpu_pp_ip_funcs,
321 };
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